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Registro Completo |
Biblioteca(s): |
Embrapa Agrossilvipastoril. |
Data corrente: |
06/03/2017 |
Data da última atualização: |
06/03/2017 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
MASS JUNIOR, R.; DOMICIANO, L. F.; RIBEIRO, L. F. C.; PEDREIRA, B. C. e. |
Afiliação: |
RALF MASS JUNIOR, UNEMAT-ALTA FLORESTA; LEANDRO F. DOMICIANO, UFMT-CUIABA; LUIZ FERNANDO C. RIBEIRO, UNEMAT-ALTA FLORESTA; BRUNO CARNEIRO E PEDREIRA, CPAMT. |
Título: |
Growth responses of nine tropical grasses under flooding conditions. |
Ano de publicação: |
2016 |
Fonte/Imprenta: |
Tropical Grasslands - Forrajes Tropicales, v. 4, n. 1, p. 1?7, 2016. |
DOI: |
http://dx.doi.org/10.17138/TGFT(4)1-7 |
Idioma: |
Inglês |
Conteúdo: |
The diversification of forage grasses is a strategic solution to obtain higher productivity in diverse environments. In this regard, the objective of the present study was to evaluate in a glasshouse study the flooding tolerance of 9 cultivars of forage grasses. The study was conducted using a complete randomized design with a 9 x 3 factorial arrangement: 9 cultivars (Brachiaria brizantha cvv. Marandu, Piatã e Xaraés; hybrid Brachiaria cv. Mulato II; B. humidicola cvv. Llanero and Tupi; B. ruziziensis cv. Common; Panicum maximum cvv. Massai and Tanzânia) and 3 soil water levels: a) minimal water for development (50% of field capacity); b) field capacity; and c) flooded soil (2 cm above soil level), with 3 replicates. Forage accumulation, plant height and root accumulation were evaluated. All cultivars grew well in soil at 50% field capacity highlighting their adaptation to mildly dry conditions. Under flooded conditions, B. humidicola cvv. Llanero and Tupi showed no reduction in forage dry matter production, while shoot growth of cvv. Marandu, Piatã, Tanzânia and Xaraés was significantly reduced (P<0.001) by 71.3, 94.0, 81.2 and 77.2%, respectively. Root mass was reduced about 30% in flooded plants relative to those grown at 50% field capacity. While all cultivars could be used where soil moisture is marginal for production, cvv. Llanero, Tupi and Massai would be most suitable where flooding could occur during the growing season. Field studies are needed to verify these glasshouse findings. MenosThe diversification of forage grasses is a strategic solution to obtain higher productivity in diverse environments. In this regard, the objective of the present study was to evaluate in a glasshouse study the flooding tolerance of 9 cultivars of forage grasses. The study was conducted using a complete randomized design with a 9 x 3 factorial arrangement: 9 cultivars (Brachiaria brizantha cvv. Marandu, Piatã e Xaraés; hybrid Brachiaria cv. Mulato II; B. humidicola cvv. Llanero and Tupi; B. ruziziensis cv. Common; Panicum maximum cvv. Massai and Tanzânia) and 3 soil water levels: a) minimal water for development (50% of field capacity); b) field capacity; and c) flooded soil (2 cm above soil level), with 3 replicates. Forage accumulation, plant height and root accumulation were evaluated. All cultivars grew well in soil at 50% field capacity highlighting their adaptation to mildly dry conditions. Under flooded conditions, B. humidicola cvv. Llanero and Tupi showed no reduction in forage dry matter production, while shoot growth of cvv. Marandu, Piatã, Tanzânia and Xaraés was significantly reduced (P<0.001) by 71.3, 94.0, 81.2 and 77.2%, respectively. Root mass was reduced about 30% in flooded plants relative to those grown at 50% field capacity. While all cultivars could be used where soil moisture is marginal for production, cvv. Llanero, Tupi and Massai would be most suitable where flooding could occur during the growing season. Field studies are needed to verify these glas... Mostrar Tudo |
Thesagro: |
Brachiaria; Panicum Maximum. |
Thesaurus Nal: |
Megathyrsus maximus. |
Categoria do assunto: |
-- |
Marc: |
LEADER 02125nam a2200193 a 4500 001 2066361 005 2017-03-06 008 2016 bl uuuu u0uu1 u #d 024 7 $ahttp://dx.doi.org/10.17138/TGFT(4)1-7$2DOI 100 1 $aMASS JUNIOR, R. 245 $aGrowth responses of nine tropical grasses under flooding conditions. 260 $aTropical Grasslands - Forrajes Tropicales, v. 4, n. 1, p. 1?7, 2016.$c2016 520 $aThe diversification of forage grasses is a strategic solution to obtain higher productivity in diverse environments. In this regard, the objective of the present study was to evaluate in a glasshouse study the flooding tolerance of 9 cultivars of forage grasses. The study was conducted using a complete randomized design with a 9 x 3 factorial arrangement: 9 cultivars (Brachiaria brizantha cvv. Marandu, Piatã e Xaraés; hybrid Brachiaria cv. Mulato II; B. humidicola cvv. Llanero and Tupi; B. ruziziensis cv. Common; Panicum maximum cvv. Massai and Tanzânia) and 3 soil water levels: a) minimal water for development (50% of field capacity); b) field capacity; and c) flooded soil (2 cm above soil level), with 3 replicates. Forage accumulation, plant height and root accumulation were evaluated. All cultivars grew well in soil at 50% field capacity highlighting their adaptation to mildly dry conditions. Under flooded conditions, B. humidicola cvv. Llanero and Tupi showed no reduction in forage dry matter production, while shoot growth of cvv. Marandu, Piatã, Tanzânia and Xaraés was significantly reduced (P<0.001) by 71.3, 94.0, 81.2 and 77.2%, respectively. Root mass was reduced about 30% in flooded plants relative to those grown at 50% field capacity. While all cultivars could be used where soil moisture is marginal for production, cvv. Llanero, Tupi and Massai would be most suitable where flooding could occur during the growing season. Field studies are needed to verify these glasshouse findings. 650 $aMegathyrsus maximus 650 $aBrachiaria 650 $aPanicum Maximum 700 1 $aDOMICIANO, L. F. 700 1 $aRIBEIRO, L. F. C. 700 1 $aPEDREIRA, B. C. e
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Registros recuperados : 251 | |
25. | | PEDREIRA, C. G.; PEDREIRA, B. C. e; LARA, M. A. Leaf photosynthesis of Panicum spp. grasses as determined by level of insertion, portion of the leaf blade, and light intensity. In: ASA CSSA SSSA International Annual Meetings, 2011, San Antonio, Texas. Fundamentals for life: soil, crop, and environmental sciences. Madison: ASA, 2011.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Agrossilvipastoril. |
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28. | | PEDREIRA, C. G. S.; PEDREIRA, B. C. e. Manejo de pastagens tropicais para intensificação da produção. IN: SIMPÓSIO DE PECUÁRIA INTEGRADA, 1., 2014, Sinop, MT. Intensificação da produção animal em pastagens: Anais... Sinop, MT: Embrapa, 2014. 294 p. Editores Bruno Carneiro e Pedreira, Dalton Henrique Pereira, Douglas dos Santos Pina, Roberta Aparecida Carnevalli, Luciano Bastos LopesTipo: Capítulo em Livro Técnico-Científico |
Biblioteca(s): Embrapa Agrossilvipastoril. |
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30. | | TONATO, F.; PEDREIRA, B. C. e; PEDREIRA, C. G. S.; PEQUENO, D. N. L. Aveia preta e azevém anual colhidos por interceptação de luz ou intervalo fixo de tempo em sistemas integrados de agricultura e pecuária no Estado de São Paulo. Ciência Rural, Santa Maria, v. 44, n. 1, p. 104-110, jan, 2014.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Agrossilvipastoril; Embrapa Amazônia Ocidental. |
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38. | | BOURSCHEIDT, M. L. B.; PEDREIRA, B. C. e; PEREIRA, D. H.; ZANETTE, M. C.; DEVENS, J. Estratégias de fornecimento de nitrogênio em pastagens: fertilizante mineral, inoculante bacteriano e consórcio com amendoim forrageiro. Scientific Electronic Archives, v. 12, n. 3, p. 137-147, 2019.Tipo: Artigo em Periódico Indexado | Circulação/Nível: B - 3 |
Biblioteca(s): Embrapa Agrossilvipastoril. |
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39. | | PEDREIRA, B. C. e; PARAISO, I.; SILVA, D.; CARVALHO, A. P.; SOLLENBERGER, L. E.; PEREIRA, D. Forage production of continuously stocked ipyporã and mulato II brachiariagrasses in the brazilian amazon. In: ASA, CSSA & SSSA INTERNATIONAL ANNUAL MEETING, 2019, San Antonio. Embracing the digital environment: abstracts [eletrônico]... San Antonio: ASA; CSSA; SSSA, 2019.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Agrossilvipastoril. |
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Registros recuperados : 251 | |
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